<template>
  <div class="user-profile">
    <van-nav-bar
      class="page-nav-bar" 
      title="个人信息" 
      left-arrow 
      @click-left="$router.back()" 
    />

    <!-- 导航栏 -->
    <input type="file" hidden ref="file" @change="onFileChange" />
    <!-- 个人信息 -->
    <van-cell 
       title="头像" 
       is-link 
       @click="$refs.file.click()"
    >
      <van-image
        class="avatar"
        fit="cover"
        round 
        :src="user.photo"
      />
    </van-cell>
 
    <van-cell
       title="昵称" 
       :value="user.name" 
       is-link
       @click="isUpdateNameShow = true"
    />
    <van-cell
       title="性别" 
       @click="isUpdateGenderShow = true"
       :value="user.gender === 0 ? '男' : '女'" 
       is-link 
    />
    <van-cell
       title="生日" 
       :value="user.birthday" 
       is-link 
       @click="isUpdateBirthdayShow = true"
    />
    <!-- 编辑昵称 -->
    <van-popup
       v-model="isUpdateNameShow" 
       style="height: 100%" 
       position="bottom"
    >
    <update-name
       v-if="isUpdateNameShow"
       v-model="user.name" 
       @close="isUpdateNameShow = false" />
    </van-popup>

    <!-- 编辑性别 -->
    <van-popup 
       v-model="isUpdateGenderShow" 
       position="bottom"
    >
    <update-gender
       v-if="isUpdateGenderShow"
       v-model="user.gender"
       @close="isUpdateGenderShow = false"
    />
    </van-popup>

    <!-- 编辑生日 -->
    <van-popup 
       v-model="isUpdateBirthdayShow" 
       position="bottom"
    >
    <update-birthday
       v-if="isUpdateBirthdayShow"
       v-model="user.birthday"
       @close="isUpdateBirthdayShow = false"
    />
    </van-popup>

    <!-- 编辑头像 -->
    <van-popup 
       v-model="isUpdatePhotoShow" 
       position="bottom" 
       style="height: 100%;"
    >
       <update-photo 
         v-if="isUpdatePhotoShow" 
         :img="img" 
         @close="isUpdatePhotoShow = false"
         @update-photo="user.photo = $event"
       />
    </van-popup>
  </div>
</template>

<script>
import { getUserProfile } from '@/api/user.js'
import UpdateName from './components/update-name.vue'
import UpdateGender from './components/update-gender'
import UpdateBirthday from './components/update-birthday'
import UpdatePhoto from './components/update-photo'
export default {
  name: 'UserProfile',
  components: {
    UpdateName,
    UpdateGender,
    UpdateBirthday,
    UpdatePhoto
  },
  
  data () {
    return {
      user:{}, //个人信息
      isUpdateNameShow: false, // 控制昵称的弹框
      isUpdateGenderShow: false, // 控制性别的弹框
      isUpdateBirthdayShow: false,// 控制生日的弹框
      isUpdatePhotoShow: false, // 控制修改头像的弹框
      img:null, // 预览的图片
    }
  },
  computed: {},
  watch: {},
  created () {
    this.loadUserProfile()
  },
  mounted () {},
  methods: {
    async loadUserProfile() {
      try {
        const { data } = await getUserProfile()
        this.user = data.data
      } catch (error) {
        this.$toast('获取数据失败')
      }
    },
    // 更新头像
    onFileChange() {
      // 获取文件对象
      const file = this.$refs.file.files[0]
      this.img = window.URL.createObjectURL(file)

       // 展示预览图片弹出层
      this.isUpdatePhotoShow = true

      // file-input 如果选了同一个文件不会触发 change 事件
      // 解决办法就是每次使用完毕，把它的 value 清空
      this.$refs.file.value = ''

    }
  }
}
</script>

<style scoped lang="less">
.user-profile {
  .avatar {
    width: 60px;
    height: 60px;
  }

  .van-popup {
    background-color: #f5f7f9;
  }
}
</style>
